JP2020198329A - 半導体モジュール - Google Patents
半導体モジュール Download PDFInfo
- Publication number
- JP2020198329A JP2020198329A JP2019101765A JP2019101765A JP2020198329A JP 2020198329 A JP2020198329 A JP 2020198329A JP 2019101765 A JP2019101765 A JP 2019101765A JP 2019101765 A JP2019101765 A JP 2019101765A JP 2020198329 A JP2020198329 A JP 2020198329A
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- Prior art keywords
- semiconductor
- semiconductor element
- electrode
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 409
- 239000011347 resin Substances 0.000 claims abstract description 38
- 229920005989 resin Polymers 0.000 claims abstract description 38
- 239000000758 substrate Substances 0.000 claims description 11
- 239000000969 carrier Substances 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 238000004804 winding Methods 0.000 description 21
- 101150110971 CIN7 gene Proteins 0.000 description 8
- 101100286980 Daucus carota INV2 gene Proteins 0.000 description 8
- 101150110298 INV1 gene Proteins 0.000 description 8
- 101100397044 Xenopus laevis invs-a gene Proteins 0.000 description 8
- 101100397045 Xenopus laevis invs-b gene Proteins 0.000 description 8
- 229910000679 solder Inorganic materials 0.000 description 8
- 108091006146 Channels Proteins 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 101000685824 Homo sapiens Probable RNA polymerase II nuclear localization protein SLC7A6OS Proteins 0.000 description 1
- 102000004129 N-Type Calcium Channels Human genes 0.000 description 1
- 108090000699 N-Type Calcium Channels Proteins 0.000 description 1
- 102100023136 Probable RNA polymerase II nuclear localization protein SLC7A6OS Human genes 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- ZGSXEXBYLJIOGF-BOPNQXPFSA-N iwr-1 Chemical compound C=1C=CC2=CC=CN=C2C=1NC(=O)C(C=C1)=CC=C1N1C(=O)[C@@H]2C(C=C3)CC3[C@@H]2C1=O ZGSXEXBYLJIOGF-BOPNQXPFSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
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Abstract
Description
図1〜4に示すように、第1実施形態に係る半導体モジュール1は、第1半導体素子10および第2半導体素子20と、第1半導体素子10および第2半導体素子20を一体に封止する樹脂モールド130と、外部端子101〜104,111〜114とを備えている。図1〜4に示すx軸方向およびy軸方向は、半導体モジュール1の側方であり、xy平面方向は、半導体モジュール1の平面方向である。z軸方向は、平面方向に直交する上下方向である。
図8〜11に示すように、第2実施形態に係る半導体モジュール2では、半導体モジュール1と同様に、上面視した場合に、第1半導体素子10は、第2半導体素子20に対して、上下方向を軸として反時計回りに略90°回転させた向きで配置されている。
図12〜14に示すように、第3実施形態に係る半導体モジュール3では、第1半導体素子10および第2半導体素子20に替えて、第1半導体素子11および第2半導体素子21を備えている点において、半導体モジュール1と相違している。第1半導体素子11と、第2半導体素子21とは、構造、形状、大きさ等が同じ半導体素子である。第1半導体素子11および第2半導体素子21は、第1半導体素子10および第2半導体素子20と比較すると、上面視した際の略長方形状における短辺方向(図12〜14におけるx軸方向)の長さが長い。
図15に示すように、第4実施形態に係る半導体モジュール4では、第1半導体素子10と、第2半導体素子20とは、x軸方向に並べて配置されている。第1半導体素子10および第2半導体素子20は、長手方向とy軸方向とが一致する向きでゲートパッドがx軸の正方向かつy軸の負方向となるように配置されている。
図16に示すように、第5実施形態に係る半導体モジュール5では、第1半導体素子10と、第2半導体素子20とは、x軸方向に並べて配置されている。第1半導体素子10および第2半導体素子20は、長手方向とy軸方向とが一致する向きでゲートパッドが逆方向となるように配置されている。第2半導体素子20は、第1半導体素子10に対して、上下方向を軸として180°回転させた向きで配置されている。
Claims (12)
- 複数の半導体素子(10,11,20,21)と、前記複数の半導体素子を一体に封止する樹脂モールド(130,230,330,430,530)と、前記樹脂モールドに対して前記半導体素子の厚み方向を上下方向とした場合の側方に配置された外部端子(101〜104,111〜114,201〜204,211〜214,301〜304,311〜314,401〜404,411〜414,501〜504,511〜514)とを備えた半導体モジュール(1〜5)であって、
前記半導体素子は、ゲート電極(75)と、第1電極(71)と、第2電極(72)とを備え、前記ゲート電極に電圧を印加することにより形成されたチャネルによって、前記半導体素子の前記第1電極側から前記第2電極側にキャリアが移動する絶縁ゲート型半導体素子であり、
前記外部端子は、前記ゲート電極に電気的に接続するゲート端子(101,111,201,211,301,311,401,411,501,511)と、前記第1電極に電気的に接続する第1端子(102〜104,112〜114,202〜204,212〜214,302〜304,312〜314,402〜404,412〜414,502〜504,512〜514)と、前記第2電極に電気的に接続する第2端子(112〜114,212〜214,312〜314,405〜408,415〜418,505〜508,515〜518)とを含み、
同一の前記半導体素子に電気的に接続する前記ゲート端子と前記第2端子とは隣接しない半導体モジュール。 - 前記複数の半導体素子は、半導体基板の第1面側に前記第1電極が形成され、前記第1面に対向する第2面側に前記第2電極が形成された縦型の絶縁ゲート型半導体素子であり、
前記複数の半導体素子のうち、少なくとも1つの半導体素子の前記第2電極は、前記樹脂モールドの下面に露出する電極パッド(122)と電気的に接続されるとともに、前記外部端子と電気的に接続されていない請求項1に記載の半導体モジュール。 - 前記複数の半導体素子は、上面視した場合に少なくともその一部が重なるように前記上下方向に積載されている請求項1または2に記載の半導体モジュール。
- 前記複数の半導体素子のうち、下方に配置された半導体素子の前記第1電極と、前記下方に配置された半導体素子の上方に隣接して積載された半導体素子の前記第2電極とは、導電部材(124,224,324)を介して接合されている請求項3に記載の半導体モジュール。
- 前記複数の半導体素子は、第1半導体素子と、第2半導体素子とを含み、
前記外部端子は、前記樹脂モールドの側方である第1方向と、前記樹脂モールドを挟んで前記第1方向と対向する第2方向に配置され、
前記第1半導体素子の前記ゲート電極と接続する第1ゲート端子(101,301)は、前記第1方向に配置され、
前記第2半導体素子の前記ゲート電極と接続する第2ゲート端子(111,311)は、前記第2方向に配置され、
前記第1ゲート端子と、前記第2ゲート端子とは、前記第1方向および前記第2方向に略直交する線分に対して略線対称となる位置に配置されている請求項1〜4のいずれかに記載の半導体モジュール。 - 前記複数の半導体素子は、第1半導体素子と、第2半導体素子とを含み、
前記外部端子は、前記樹脂モールドの側方である第1方向と、前記樹脂モールドを挟んで前記第1方向と対向する第2方向に配置され、
前記第1半導体素子の前記ゲート電極と接続する第1ゲート端子(201,501)は、前記第1方向に配置され、
前記第2半導体素子の前記ゲート電極と接続する第2ゲート端子(211,511)は、前記第2方向に配置され、
前記第1ゲート端子と、前記第2ゲート端子とは、前記樹脂モールドを上面視した場合の中央に対して略点対称となる位置に配置されている請求項1〜4のいずれかに記載の半導体モジュール。 - 前記複数の半導体素子は、第1半導体素子と、第2半導体素子とを含み、
前記第1半導体素子と、前記第2半導体素子とは、同じ形状の半導体素子であり、
前記第1半導体素子は、前記第2半導体素子に対して、上下方向を軸として略90°回転させた向きで配置されている請求項1〜6のいずれかに記載の半導体モジュール。 - 前記複数の半導体素子は、いずれも大きさが同じ半導体素子である請求項1〜7のいずれかに記載の半導体モジュール。
- 前記複数の半導体素子は、大きさが相違する半導体素子を含む請求項1〜7のいずれかに記載の半導体モジュール。
- 前記複数の半導体素子は、インバータ回路に適用される請求項1〜9のいずれかに記載の半導体モジュール。
- 前記複数の半導体素子は、電源リレー回路に適用される請求項1〜9のいずれかに記載の半導体モジュール。
- 前記複数の半導体素子は、電動パワーステアリングシステム(80)の駆動回路に適用される請求項1〜9のいずれかに記載の半導体モジュール。
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